KY

Koutarou Yoshihara

FI Fujifilm Business Innovation: 21 patents #350 of 5,238Top 7%
Overall (All Time): #209,891 of 4,157,543Top 6%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
9207578 Powder container and image forming apparatus Kazunori Koshimori, Shota Makita, Yuta Hoshino 2015-12-08
9176426 Powder container and image forming apparatus Kazunori Koshimori, Shota Makita, Yuta Hoshino 2015-11-03
8958725 Powder container having shield for shutter and image forming apparatus mounted with the same Kazunori Koshimori, Shota Makita, Yuta Hoshino 2015-02-17
8877419 Method of forming composite color image Satoshi Inoue, Yosuke Tsurumi, Moegi Iguchi, Masahiro Takagi 2014-11-04
8628904 Carrier, developer for replenishment, developer cartridge for replenishment, and image forming apparatus Moegi Iguchi, Satoshi Inoue, Masahiro Takagi 2014-01-14
8331830 Powder transporting unit and image forming apparatus using the same 2012-12-11
8062822 Carrier for electrostatic latent image development and electrostatic latent image developer Satoshi Inoue, Masahiro Takagi 2011-11-22
7853172 Image forming device with aggregation-forming unit that removes adherents Satoshi Inoue, Masahiro Takagi, Moegi Iguchi 2010-12-14
6878498 Electrostatic latent image developing toner, its production method, developer, image-forming device and image-forming method Susumu Yoshino, Masanobu Ninomiya 2005-04-12
6730448 Image forming method, process cartridge and image forming apparatus Susumu Yoshino, Masahiko Hodumi 2004-05-04
6677093 Electrophotographic black toner, electrophotographic developer and image forming method Susumu Yoshino, Tetsuya Taguchi 2004-01-13
6617088 Developer and image forming method Akihiro Iizuka, Susumu Yoshino, Tetsuya Taguchi 2003-09-09
6383704 Full color electrophotographic toner, full color electrophotographic developer and image forming method Rieko Kataoka, Susumu Yoshino, Akihiro Iizuka, Haruhide Ishida, Tetsuya Taguchi +4 more 2002-05-07
6379857 Method for forming color image Tetsuya Taguchi, Akihiro Iizuka, Susumu Yoshino, Haruhide Ishida, Rieko Kataoka 2002-04-30
6203958 Toner and method of image formation using the same Yasuhiro Oya, Susumu Yoshino, Masanobu Ninomiya, Hirokazu Hamano, Kaori Oishi +1 more 2001-03-20
6187489 Electrostatic latent image developing toner and image-forming process Kaori Oishi, Susumu Yoshino, Yasuhiro Oya, Hirokazu Hamano, Masanobu Ninomiya +1 more 2001-02-13
6132915 Image-forming process Susumu Yoshino, Yasuhiro Oya, Masanobu Ninomiya, Hirokazu Hamano, Kaori Oishi +2 more 2000-10-17
5965312 One-component developer Hiroshi Nakazawa, Etsuo Tominaga, Hiroe Okuyama, Masahiro Uchida, Chiaki Suzuki +3 more 1999-10-12
5891600 Mono-component developer, method of forming image and method of forming multi-color image Hiroyoshi Okuno, Etsuo Tominaga, Toyofumi Inoue, Tetsu Torigoe, Hiroe Okuyama +5 more 1999-04-06
5827631 Non-magnetic one-component developer and image forming process using the same Seiichi Takagi, Toyofumi Inoue, Hiroyoshi Okuno, Tetsu Torigoe, Hiroe Okuyama +1 more 1998-10-27
5738966 Non-magnetic one-component developer and image forming process Hiroyoshi Okuno, Toyofumi Inoue, Tetsu Torigoe, Hiroe Okuyama, Masahiro Uchida 1998-04-14